Coated abrasive sheet material with loop material for attachment

Details Coated abrasive sheet material with loop material for attachment Coated abrasive sheet material with loop material for attachment

1991-08-21

1993-10-19

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156178, 156201, 15624411, 15624411, 15624423, 15624424, 15624425, 156279, 156470, 156471, 156472, 51293, 51295, 51297, 51383, 51400, 51401, 51406, 51407, B32B 3108

Patent

active

052541940

ABSTRACT:
A sheet of coated abrasive material including a backing having abrasive on one surface and loops projecting from its other surface by which the sheet of coated abrasive material can be held by hooks on the support surface of a pad. The backing comprises a polymeric bonding layer defining its rear surface. The sheet of coated abrasive material comprises a nonwoven sheet of longitudinally oriented fibers having anchor portions bonded in the polymeric bonding layer at spaced bonding locations, and arcuate portions projecting from the rear surface of the backing between the bonding locations to provide the loops.

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